.x-form-inline-field, textarea.x-form-inline-field {
    border: 1px solid transparent;
    _border: none; /* IE6 */
    cursor: pointer;
    overflow: hidden;
    background: none;
}
.x-form-inline-field, textarea.x-form-inline-field {
    background: none;
}
.x-form-inline-field:hover {
    background: url(../images/pencil.png) no-repeat 100% 50%;
}
.x-form-inline-field-readonly:hover {
    background: none;
}